Home / 2,070,280.80-3,105,518.40-650,383.20

Finding the Fourth Proportional to 2,070,280.80, 3,105,518.40 and 650,383.20

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Solution

The fourth proportional to 2,070,280.80, 3,105,518.40 and 650,383.20 is: 975,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,280.80 : 3,105,518.40 = 650,383.20 : x
  2. Step 2: Convert to fraction form
    2,070,280.80/3,105,518.40 = 650,383.20/x
  3. Step 3: Cross multiply
    2,070,280.80x = 3,105,518.40 × 650,383.20
  4. Step 4: Simplify right side
    2,070,280.80x = 2,019,776,994,650.88
  5. Step 5: Solve for x
    x = 2,019,776,994,650.88/2,070,280.80
  6. Step 6: Final answer
    x = 975,605.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.